
   .box{padding-top:100px;width:50%;margin-left:25%;}
    a{text-decoration:none;color:black}
    table{ border-collapse: collapse;text-align:center;margin-top:15px;width:100%;};
     .pre-box{border-left:3px solid grey;color:grey;width:700px;padding-left:15px;font-size:15px;background:#F5F5F5;}